Converted Amount
1000 JST = 40.402 PROM
1.0 JST (JUST) = 0.040402 PROM (Prom)
1.0 PROM (Prom) = 24.752 JST (JUST)
Automate JST → PROM in your app
Live JST & PROM rates via REST API — free plan, 1,000 calls/month
Get free API key →12H · 1D · 1W · 1M · 1Y ranges available

